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Star in the constellation Draco
magnitude 2.2, outshining Beta Draconis by nearly half a magnitude and Alpha Draconis by over a magnitude. Gamma Draconis is at a distance of 154.3 light-years
Gamma_Draconis
Star in the constellation of Draco
constellation, Gamma Draconis (Eltanin), which Bayer placed in his tertiae magnitude class although its current apparent magnitude is 2.24. α Draconis (Latinised
Thuban
Constellation in the northern celestial hemisphere
starlight was discovered in 1728 when James Bradley observed Gamma Draconis. Nearby Beta Draconis, traditionally called Rastaban, is a yellow giant star of
Draco_(constellation)
Binary star system in the constellation Draco
Beta Draconis (β Draconis, abbreviated Beta Dra, β Dra) is a binary star system and the third-brightest star in the northern circumpolar constellation
Beta_Draconis
Star in the constellation Draco
Xi Draconis (ξ Draconis, abbreviated Xi Dra, ξ Dra) is a double or binary star in the northern circumpolar constellation of Draco. It has an apparent visual
Xi_Draconis
1967 science fiction novel by Ursula K. Le Guin
City of Illusions is a 1967 science fiction novel by American writer Ursula K. Le Guin. It is set on Earth in the distant future, and it belongs to her
City_of_Illusions
as a ring of mother camels – Beta Draconis (Rastaban), Gamma Draconis (Eltanin), Nu Draconis (Kuma) and Xi Draconis (Grumium) – surrounding a foal (the
Mother_Camels
Star in the constellation Draco
companion, as observed in other giant stars such as Gamma Draconis and Aldebaran. In a 2024 study, 42 Draconis b was listed as one of several doubtful planets
42_Draconis
Star in the constellation Draco
Mu Draconis (μ Draconis, abbreviated Mu Dra, μ Dra) is a multiple star system near the head of the constellation of Draco. With a combined magnitude of
Mu_Draconis
Star in the constellation Draco
Iota Draconis (ι Draconis, abbreviated Iota Dra, ι Dra), also named Edasich /ˈɛdəsɪk/, is a star in the northern circumpolar constellation of Draco. A
Iota_Draconis
1966 science fiction novel by Ursula K. Le Guin
Thomas M. Disch. The story is set on Werel, the third planet of the Gamma Draconis star system. The planet has an orbital period of 60 Earth years and
Planet_of_Exile
1999 space combat simulation computer game
engagements against the NTF are about to commence, an incident in the Gamma Draconis system leads to the 3rd Fleet of the GTVA being reassigned to the star
FreeSpace_2
Binary star in the constellation Cepheus
Gamma Cephei, Iota Draconis, Theta Draconis, Eta Draconis, Zeta Draconis, Upsilon Draconis, 73 Draconis and 23 Cassiopeiae. A planet orbiting Gamma Cephei
Gamma_Cephei
Star in the constellation Draco
Eta Draconis (η Draconis, abbreviated Eta Dra, η Dra) is a binary star in the northern circumpolar constellation of Draco. Despite having an apparent visual
Eta_Draconis
1966 science fiction novella
The Last Castle is a science fiction novella by American writer Jack Vance published in 1966. It won the 1966 Nebula Award for Best Novella and the 1967
The_Last_Castle_(novella)
Binary star in the constellation Draco
Zeta Draconis (ζ Draconis, abbreviated Zet Dra, ζ Dra) is a binary star in the northern circumpolar constellation of Draco. With an apparent visual magnitude
Zeta_Draconis
Suspected variable star 2.23 Alpha Cassiopeiae (Schedar) Star 2.230 Gamma Draconis (Eltanin) Star 2.24 2.21 Alpha Coronae Borealis (Alphecca) Binary star
List of brightest natural objects in the sky
List_of_brightest_natural_objects_in_the_sky
Topics referred to by the same term
Etamin may refer to: Gamma Draconis, a star in the constellation Draco. USS Etamin (AK-93) a United States navy ship. This disambiguation page lists articles
Etamin_(disambiguation)
English polymath (1635–1703)
distance from Earth to a star other than the Sun. Hooke selected the star Gamma Draconis and chose the method of parallax determination. In 1669, after several
Robert_Hooke
Brightest star in Taurus
oscillations that mimic a planetary companion, as observed in Gamma Draconis and 42 Draconis. Based on the 2019 study, some subsequent studies of planet
Aldebaran
Topics referred to by the same term
Chinese star name, which may refer to: Gamma Camelopardalis (as adopted by the IAU) Alpha Camelopardalis Kappa Draconis This disambiguation page lists articles
Shaowei
Classification of stars based on spectral properties
Draconis K0III – Pollux K0III – Epsilon Cygni K2V – Epsilon Eridani K2III – Kappa Ophiuchi K3III – Rho Boötis K5V – 61 Cygni A K5III – Gamma Draconis
Stellar_classification
"the Four" الربع, العوائذ الْرُّبَع, الْعَوَائِذ Gamma Draconis, Xi Draconis, Nu Draconis, Beta Draconis Albali al-Bāliʽ the Swallower البالع البَالِع Epsilon
List_of_Arabic_star_names
Calendar year
observatory to begin their observations of stellar parallax of the star Gamma Draconis. The observations, which start on December 3, lead to Bradley's pioneering
1725
Pieces for piano by George Crumb
1979. The pieces are all named after stars Alpha Centauri Beta Cygni Gamma Draconis Delta Orionis The cycle was premiered by Gilbert Kalish and Paul Jacobs
Makrokosmos
Star in the constellation Draco
Kappa Draconis, Latinized from κ Draconis, is a blue giant star located in the northern circumpolar constellation of Draco. At an apparent magnitude of
Kappa_Draconis
1728 best known for his work in attempting to measure the parallax of Gamma Draconis leading to the discovery of the aberration of light Geminiano Montanari
List_of_astronomers
British amateur astronomer and politician (1689–1728)
for his work with Bradley in attempting to measure the parallax of Gamma Draconis leading to the discovery of the aberration of light. Molyneux was interested
Samuel_Molyneux
Member of Hyades Open cluster. Epsilon Draconis B 152.5 ± 0.3 Draco 19h 48m 10.54875s +70° 16′ 07.5676″ F6V 6.80 Gamma Apodis 153 ± 1 Apus 16h 33m 27.08252s
List of star systems within 150–200 light-years
List_of_star_systems_within_150–200_light-years
Tycho. Kyoto, Japan: IAU. Bibcode:1997IAUJD..14E..51G. Kaler, James B. "Gamma Mic". Stars. University of Illinois. Retrieved 2026-05-25. Dybczyński, Piotr
Historical_brightest_stars
postulates. 1674 – Robert Hooke makes his observations of the Gamma Draconis star, or γ Draconis for short. He proves a variation in its position on the sky
Timeline of special relativity and the speed of light
Timeline_of_special_relativity_and_the_speed_of_light
English astronomer (1692–1762)
Molyneux until Molyneux's death in 1728, trying to measure the parallax of Gamma Draconis. This stellar parallax ought to have shown up, if it existed at all
James_Bradley
Star in the constellation Lepus
common proper motion companion, AK Leporis (or Gamma Leporis B), which is a variable star of the BY Draconis type and has an average brightness of magnitude
Gamma_Leporis
Visible star that is nearly aligned with Earth's axis of rotation
1700 BC until just after 300 AD, Kochab (Beta Ursae Minoris) and Pherkad (Gamma Ursae Minoris) were twin northern pole stars, though neither was as close
Pole_star
White-hued chemically unusual star in the constellation Draco
disk orbiting the star. 8 Draconis is the star's Flamsteed designation. It also received the variable star designation IR Draconis in 2000, after its variability
8_Draconis
Decade
observatory to begin their observations of stellar parallax of the star Gamma Draconis. The observations, which start on December 3, lead to Bradley's pioneering
1720s
Star in the constellation Lyra
spectrograms. XXV. The superficially normal B and A stars alpha Draconis, tau Herculis, gamma Lyrae, and HR 7926", Astronomy and Astrophysics, 371 (3): 1078–1083
Gamma_Lyrae
Star in the constellation Draco
59 Draconis is a star with a likely brown dwarf companion, located 89.3 light-years (27.4 parsecs) away in the constellation Draco. With an apparent magnitude
59_Draconis
Northern pole-star; brightest star in Ursa Minor
Education. p. 5. ISBN 978-0-13-145164-3. Around 4800 years ago Thuban (α Draconis) lay a mere 0°.1 from the pole. Deneb (α Cygni) will be the brightest star
Polaris
Star in the constellation Lepus
Both Gamma Leporis and AK Leporis are members of the Ursa Major Moving Group of stars that share a common motion through space. This is a BY Draconis variable
AK_Leporis
Phenomenon wherein objects appear to move about their true positions in the sky
September. Robert Hooke, in 1674, published his observations of Eltanin (γ Draconis), a star of magnitude 2m which passes practically overhead at the latitude
Aberration_(astronomy)
Star in the constellation Ursa Minor
('North Pole') refers to an asterism consisting of Beta Ursae Minoris, Gamma Ursae Minoris, 5 Ursae Minoris, 4 Ursae Minoris and Σ 1694. Consequently
Kochab
Costikyan Pathfinder Paizo Publishing 2009 Fantasy role-playing game Pax Draconis Technicraft Design A detailed rules heavy space opera with a percentile
List of tabletop role-playing games
List_of_tabletop_role-playing_games
Pattern of stars recognized on Earth's night sky
diamond formed from three stars – Eltanin, Grumium, and Rastaban (Gamma, Xi, and Beta Draconis) – in the head of Draco and one – Iota Herculis – in the foot
Asterism_(astronomy)
one unconfirmed. MS Draconis 88.92 ± 0.04 Draco K0V 8.40 59 Draconis 89 Draco 19h 09m 09.88146s +76° 33′ 37.8138″ A9-F2 V Mu Draconis (Alrakis) 89 ± 1 Draco
List of star systems within 85–90 light-years
List_of_star_systems_within_85–90_light-years
(2002). "Discovery of a Substellar Companion to the K2 III Giant Iota Draconis". The Astrophysical Journal. 576 (1): 478–484. Bibcode:2002ApJ...576..478F
List of exoplanets and planetary debris around giant stars
List_of_exoplanets_and_planetary_debris_around_giant_stars
195+04) 1E 0630+178 - A unique object in the error box of the high-energy gamma-ray source". Astrophysical Journal. 272: L9–L13. Bibcode:1983ApJ...272L
List_of_proper_names_of_stars
Type of star, larger and brighter than the Sun
as bright giants include: Canopus Albireo Theta Scorpii Beta Draconis Alpha Herculis Gamma Canis Majoris Within any giant luminosity class, the cooler
Giant_star
While the existence of a substellar companion to Gamma Cephei was suspected since 1988, the planet Gamma Cephei Ab was not confirmed until 2003, and that
List of exoplanets discovered before 2000
List_of_exoplanets_discovered_before_2000
supernovae List of supernova candidates List of supernova remnants List of gamma-ray bursts List of most distant supernovae Table of stars with Bayer designations
Lists_of_stars
Binary star system in the constellation Draco
CX Draconis is an interacting binary star system in the northern constellation of Draco, abbreviated CX Dra. It has the designation HD 174237 in the Henry
CX_Draconis
Constellation in the northern celestial hemisphere
is a binary star that has also been counted as a part of Pegasus, while Gamma Andromedae (Almach) is a colorful binary and a popular target for amateur
Andromeda_(constellation)
Type of variable star
Andromedae Rotating Non-spherical Rotating ellipsoidal Stellar spots BY Draconis FK Comae Berenices Magnetic fields α2 Canum Venaticorum Pulsar SX Arietis
Rapidly_oscillating_Ap_star
Variable star in the constellation Hercules
spectrograms. XXV. The superficially normal B and A stars alpha Draconis, tau Herculis, gamma Lyrae, and HR 7926", Astronomy and Astrophysics, 371 (3): 1078–1083
Tau_Herculis
0.5 K 10.38 Has two confirmed exoplanet (HAT-P-17b & c). Thuban (Alpha Draconis) A 303 ± 5 Draco A0IV 3.67 B A1V HD 205739 (Sāmaya) 303.1 ± 0.6 F7 V 8
List of star systems within 300–350 light-years
List_of_star_systems_within_300–350_light-years
Binary star in constellation Canes Venatici
variable star designation, DG Canum Venaticorum, in 2001. On April 23, 2014, a gamma-ray superflare event was observed by the Swift satellite coming from the
DG_Canum_Venaticorum
Constellation in the northern celestial hemisphere
analyses with DAO spectrograms - XIX. The superficially normal B stars ζ Draconis, η Lyrae, 8 Cygni and 22 Cygni". Monthly Notices of the Royal Astronomical
Lyra
1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR. "Gamma Cephei". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved
List_of_nearest_giant_stars
Star whose brightness fluctuates, as seen from Earth
the result of the merger of a contact binary system. BY Draconis variable stars BY Draconis stars are a common type of variable with spectral class F
Variable_star
American astronomer (1925–2018)
Yerkes Observatory of the University of Chicago, Roman observed the star AG Draconis and discovered that its emission spectrum had completely changed since
Nancy_Grace_Roman
Perdelwitz, Volker; et al. (May 2025). "No Planet around the K Giant Star 42 Draconis". Astronomy & Astrophysics. 699: A260. arXiv:2505.05260. Bibcode:2025A&A
List of proper names of exoplanets
List_of_proper_names_of_exoplanets
Extraterrestrial view of outer space
p. 29, In 1968 the north pole star of the Moon was Omega Draconis; by 1977 it was 36 Draconis. The south pole star is Delta Doradus. Charon's radius is
Extraterrestrial_sky
Series of disputed celestial events (1977)
passed near the stars Gamma Geminorum, Eta Geminorum, Capella, 172 Camelopardalis, 50 Cassiopeiae, Gamma Cephei, Psi Draconis, 16 Draconis, Psi Herculis, Kappa
Petrozavodsk_phenomenon
Ancient Eurasian icon and Nazi symbol
Assasi, the swastika represents the north ecliptic North Pole centred in ζ Draconis, with the constellation Draco as one of its beams. He argues that this
Swastika
Constellation in the northern celestial hemisphere
p. 396. ISBN 978-0-521-89935-2. "V* YZ Canis Minoris – Variable of BY Draconis Type". SIMBAD. Retrieved 1 October 2012. "First Flares on a Distant Star"
Canis_Minor
Dwarf planet in the asteroid belt
3 s (291.418°), declination +66° 45' 50" (about 1.5 degrees from Delta Draconis), which means an axial tilt of 4°. This means that Ceres currently sees
Ceres_(dwarf_planet)
Constellation in the southern celestial hemisphere
Fomalhaut as it lies within a light-year of it. Of magnitude 6.5, it is a BY Draconis variable. The second-brightest star in the constellation, Epsilon Piscis
Piscis_Austrinus
Centaurus 4.344 ± 0.002 0.01 + 1.33 G2V + K1V b (unconfirmed) 559.1 EK Draconis Draco 111.32 7.701-7.753 G1.5V 560 Alpha Circini (Xami) Circinus 54.0 ±
List of Gliese and GJ objects (1-1000)
List_of_Gliese_and_GJ_objects_(1-1000)
(Alnair) 101.0 ± 0.7 Grus 22h 08m 13.98473s −46° 57′ 39.5078″ B6 V +1.74 Iota Draconis (Edasich) 101.2 ± 0.3 Draco 15h 24m 55.77463s +58° 57′ 57.8344″ K2III 3
List of star systems within 100–150 light-years
List_of_star_systems_within_100–150_light-years
10277s −10° 41′ 11.0719″ F3III 4.66 Gamma Tucanae$ 75.20 Tucana 23h 17m 25.77222s −58° 14′ 08.6287″ F4V 3.99# Omega Draconis 75.6 ± 0.3 Draco 17h 36m 57.09431s
List of star systems within 75–80 light-years
List_of_star_systems_within_75–80_light-years
Overview of the scientific field of astronomy
Rotating Non-spherical Ellipsoidal Stellar spots FK Comae Berenices BY Draconis variable Magnetic fields Alpha² Canum Venaticorum variable SX Arietis Pulsar
Outline_of_astronomy
Geminorum (Propus) Aa 380 Gemini M2 IIIa 3.1 – 3.7 + 6.04 Ab A B G0 III Beta Draconis (Rastaban) 380 ± 4 Hercules G2Ib-IIa 31 Lyncis (Alsciaukat) 380 ± 10 Lynx
List of star systems within 350–400 light-years
List_of_star_systems_within_350–400_light-years
Constellation in the southern celestial hemisphere
stars in Pictor are known to host planetary systems. AB Pictoris is a BY Draconis variable star with a substellar companion that is either a large planet
Pictor
Tabletop wargame
Sea Fox (formerly known as Clan Diamond Shark in BattleTech) Highlanders Draconis Combine Rasalhague Dominion (formerly known as Ghost Bear Dominion) Comstar
MechWarrior:_Dark_Age
(October 1962). "Parallax and orbital motion of the triple system 26 Draconis from photographs taken with the Sproul 24-inch refractor". Astronomical
List of nearest stars by spectral type
List_of_nearest_stars_by_spectral_type
Meteor shower observatory
of that comet. The meteors radiated from the direction of the star Eta Draconis resulting in the new shower called the February Eta Draconids (FEDs) This
Cameras for All-Sky Meteor Surveillance
Cameras_for_All-Sky_Meteor_Surveillance
Bigelow Sky Survey BY – (celestial object) BY Draconis, a class of rotating variable stars for which BY Draconis is the archetypal object C – First Cambridge
List_of_astronomy_acronyms
the closest core-collapse supernova candidates to Earth. B B2V Bellatrix (Gamma Orionis) 250 ± 10 Orion B2 III 1.64 One of the closest core-collapse supernova
List of star systems within 250–300 light-years
List_of_star_systems_within_250–300_light-years
Stellar classification
have been found around evolved K-giant stars including Pollux, Gamma Cephei and Iota Draconis. Doppler surveys around a wide variety of stars indicate about
A-type_main-sequence_star
Star in the constellation Perseus
photosphere. Subsequently, it was classified as a RS Canum Venaticorum and BY Draconis variable by an automated program. This is probably a binary system with
50_Persei
Clandestine term
Centauri), Kuma (Nu Draconis), Deneb (Alpha Cygni), Propus (Eta Geminorum), Heka (Lambda Orionis), Rana (Delta Eridani), Regor (Gamma Velorum) Opteron CPUs:
Code_name
Blue-spotted cornetfish (Fistularia tabacaria) Little dragonfish (Eurypegasus draconis) Hawaiian sea-moth fish (Eurypegasus papilio) Sculptured dragonfish (Pegasus
List_of_least_concern_fishes
Constellation in the northern celestial hemisphere
lit. 'the trotting (camel), the dancing one'), the name for the star Mu Draconis. Hence its Swahili name Rakisi.[citation needed] Hercules (Chinese astronomy)
Hercules_(constellation)
and 8435 Anser, named 1999. 238 Hypatia, discovered 1884 and Hypatia (ι Draconis b), an exoplanet, named 2015. 571 Dulcinea, discovered 1905 and Dulcinea
Name_conflicts_in_astronomy
Constellation in the southern celestial hemisphere
quiescent, brightening to 12.7 in outburst. SZ Crateris is a magnitude 8.5 BY Draconis type variable star. It is a nearby star system located about 42.9 ± 1.0
Crater_(constellation)
Constellation in the southern celestial hemisphere
orange dwarf that has 80% the size and mass of the Sun, it is also a BY Draconis variable. These are a class of stars with starspots prominent enough that
Mensa_(constellation)
systems within 75–80 light-years List of nearest stars and brown dwarfs "Gamma Tucanae". SIMBAD Astronomical Database. Centre de Données astronomiques
List of star systems within 70–75 light-years
List_of_star_systems_within_70–75_light-years
Italian animation series
dragon that, despite being the youngest of a large breed of dragons, the Draconis, dreams of becoming a firefighter. In the original Italian version, he
Grisù
Bibcode:2002A&A...384..180F, doi:10.1051/0004-6361:20011822 SIMBAD, h Draconis[link removed] (accessed 10 September 2012) Innis, J. L.; et al. (May 2008)
List of star systems within 45–50 light-years
List_of_star_systems_within_45–50_light-years
Star in the constellation Andromeda
four exoplanet host stars : θ Cygni, 14 Andromedae, υ Andromedae and 42 Draconis". Astronomy & Astrophysics. 545: A5. arXiv:1208.3895. Bibcode:2012A&A.
Upsilon_Andromedae
Star Proper Motion Parallax Notes VB 1 16.0 M6V 05 45 43.22 -22 20 03.5 Gamma Leporis -237 -580 Background star, not physically associated VB 2 14.86
Van_Biesbroeck's_star_catalog
Centre de Données astronomiques de Strasbourg. Retrieved 24 October 2013. Gamma Doradus Stars: Defining a New Class of Pulsating Variables, Anthony B. Kaye
List of star systems within 65–70 light-years
List_of_star_systems_within_65–70_light-years
List of largest planets by size
Ritika; et al. (February 2024). "The benchmark M dwarf eclipsing binary CM Draconis with TESS: spots, flares, and ultra-precise parameters". Monthly Notices
List_of_largest_exoplanets
Protocol Psi Draconis Dziban Draco A single-star asterism in the Purple Forbidden enclosure. 柱史 Zhù Shǐ Official of Royal Archives Phi Draconis 钺 Yuè Battle
List_of_Chinese_star_names
NASA satellite of the Explorer program
day, NASA announced that astronomers used TESS data to show that Alpha Draconis is an eclipsing binary star. NASA also announced the discovery of TOI-1338
Transiting Exoplanet Survey Satellite
Transiting_Exoplanet_Survey_Satellite
listing them as "traditional".[citation needed] The name Tyl for Epsilon Draconis, appearing in Antonín Bečvář's Skalnate Pleso Atlas of the Heavens, has
Stars_named_after_people
0348-6022§ 27.16±0.41 Reticulum 03h 48m 07.7s −60° 22′ 27″ T7 120.1±1.8 Chi Draconis A$ 27.17±0.13 Draco 18h 21m 03.4s +72° 43′ 58″ F7V 3.68# 124.11±0.87 B$
List of star systems within 25–30 light-years
List_of_star_systems_within_25–30_light-years
Detecting planets located outside the Solar System
(2002). "Discovery of a Substellar Companion to the K2 III Giant Iota Draconis". Astrophysical Journal. 576 (1): 478–484. Bibcode:2002ApJ...576..478F
Discoveries_of_exoplanets
2.7 184.02 0.81 radial vel. 2007 280.24 2.1 4753 Proper name Arkas 42 Draconis b 3.88 479.1 1.19 radial vel. 2008 296.36 0.98 4200 Proper name Orbitar
List of exoplanets discovered between 2000–2009
List_of_exoplanets_discovered_between_2000–2009
S2CID 39426786. Kalomeni, B.; Yakut, K. (2025). "Comprehensive analysis of CM Draconis: Eclipse timing variations driven by either a third body or stellar magnetic
List_of_smallest_known_stars
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GAMMA DRACONIS
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GAMMA DRACONIS
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